He is an expert in physics.

The International Phonetic Alphabet is an essential tool for linguistic research.

This speech synthesizer generates very high-quality voices.

He is deeply interested in academic studies.

He is studying at the library every day.

The acoustics of this hall are wonderful.

He is a professor of physics.

He is spending a lot of time on experimental research.

He is conducting research on a new energy source.

He is researching about a new energy source.